ADVANCED MEMBRANE SYSTEMS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 2152

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0065,132 POLYOLEFIN AND CERAMIC BATTERY SEPARATOR FOR NON-AQUEOUS BATTERY APPLICATIONSAbandonedOct 30, 12Mar 14, 13[H01M]
8372545 Separator for non-aqueous lithium-ion batteryExpiredSep 22, 11Feb 12, 13[H01M]
8304113 Polyolefin and ceramic battery separator for non-aqueous battery applicationsExpiredMar 05, 07Nov 06, 12[H01M]
7662518 Shutdown separators with improved propertiesExpiredDec 07, 07Feb 16, 10[H01M]
7323273 Shutdown separators with improved propertiesExpiredJul 26, 05Jan 29, 08[H01M]
7323274 Shutdown separators with improved propertiesExpiredJul 29, 05Jan 29, 08[H01M]
6949315 Shutdown separators with improved propertiesExpiredMay 12, 04Sep 27, 05[H01M]

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